Home / 7,262.11-10,021.89-4,118.50

Finding the Fourth Proportional to 7,262.11, 10,021.89 and 4,118.50

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Solution

The fourth proportional to 7,262.11, 10,021.89 and 4,118.50 is: 5,683.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,262.11 : 10,021.89 = 4,118.50 : x
  2. Step 2: Convert to fraction form
    7,262.11/10,021.89 = 4,118.50/x
  3. Step 3: Cross multiply
    7,262.11x = 10,021.89 × 4,118.50
  4. Step 4: Simplify right side
    7,262.11x = 41,275,153.97
  5. Step 5: Solve for x
    x = 41,275,153.97/7,262.11
  6. Step 6: Final answer
    x = 5,683.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.